package mylibrary.designPattern.decorator;

/**
 * 
 * @author gaoshuai
 *
 * 具体构件角色，被装饰者，定义一个将要被装饰增加功能的类
 */

public class MessageBoard implements MessageBoardHandler {

	public String filter(String msg) {
		
		return "Content: " + msg;
	}
}
